//
// Created by delin10 on 2020/5/15.
//
#include <unistd.h>
#include <stdio.h>
#include <errno.h>
#include <string.h>

int main() {
    int err = execlp("ffmpeg", (char *)NULL);
    printf("出现错误, 错误消息为：%s", strerror(errno));
}